Sandeep Singh

Developed enterprise applications for GIC, Singapore, using Java and Spring Boot, creating RESTful APIs for integration and leveraging AWS services for scalable cloud solutions. Managed job scheduling with Control-M, containerized deployments with Docker and Kubernetes, and monitored microservices with Prometheus & Grafana. Automated CI/CD pipelines with GitHub Actions, and applied trading expertise to enhance position valuation methods.

Led a cross-functional team for iHIS, MOH Singapore, in developing and supporting Spring Boot applications with Oracle DB and Kafka. Enhanced Agile practices, guided scalable microservices development, and integrated AWS Cloud solutions. Standardized code reviews, reduced errors, and supported critical coding needs. Managed stakeholder alignment and resolved production deployment issues efficiently.

Led a team for NEA and PUB, delivering Java-based solutions using Spring Boot, EJB, and Oracle Service Bus to address complex business needs. Developed RESTful and SOAP web services in Spring Boot for seamless integration with iOS mobile apps and web portals. Created analytical reports with Cognos, enabling data-driven insights for stakeholders. Managed 24/7 production support, coordinating rapid incident response and performing root cause analysis to maintain system stability. Conducted code reviews and provided mentorship in Java, Spring Boot, and middleware integration, fostering team growth and improving code quality across projects.

Clients: British Telecom (BT) UK, Tesco UK

Collaborated closely with Business Analysts and end clients to gather requirements and translate them into effective technical designs. Designed and developed advanced user interface components to improve usability and functionality. Created Oracle BI Reports and implemented complex SQL queries and stored procedures within Oracle databases, optimizing data retrieval and manipulation. Developed and deployed database triggers to ensure data integrity and automate critical business processes. Additionally, designed and generated comprehensive, dynamic reports using Oracle BI Publisher to meet specific stakeholder needs, delivering insightful and actionable data in a user-friendly format.

Client: Bharti Airtel Limited, India

Designed and developed custom Java applications, including a Finance Activity Tracker and Exit Interview Feedback Process. Worked closely with cross-functional teams to gather requirements, conduct code reviews, and ensure compliance with coding standards. Developed complex SQL queries for efficient data extraction and reporting. Created and maintained PL/SQL packages, procedures, functions, and triggers to automate business processes and enforce data integrity. Performed detailed unit testing and debugging of PL/SQL code to identify and resolve issues, ensuring high-quality, reliable deliverables that met Airtel’s operational needs and enhanced productivity.

Client: Ameren, USA

Developed a Java-based custom application to streamline service procurement processes. Configured the Application Object Library to register PL/SQL packages, reports, and other key components, while designing Flex fields, value sets, and profile options tailored to specific business requirements. Built and optimized PL/SQL packages, procedures, and functions to validate invoices and receipts effectively. Created custom reports and data extraction routines using PL/SQL and Oracle Reports, providing valuable insights for informed business decisions. Enhanced approval hierarchies by customizing workflows. Utilized advanced troubleshooting and debugging techniques to resolve complex issues, ensuring smooth and reliable application performance.